diff --git a/src/autotype/AutoType.cpp b/src/autotype/AutoType.cpp
index cd31dc32f..b60629441 100644
--- a/src/autotype/AutoType.cpp
+++ b/src/autotype/AutoType.cpp
@@ -40,7 +40,7 @@ AutoType::AutoType(QObject* parent)
     m_pluginLoader->setLoadHints(QLibrary::ResolveAllSymbolsHint);
 
     // TODO: scan in proper paths
-#if defined(Q_OS_UNIX) && !defined(Q_OS_MACOS)
+#if defined(Q_OS_UNIX) && !defined(Q_OS_MAC)
     m_pluginLoader->setFileName(QCoreApplication::applicationDirPath() + "/autotype/x11/libkeepassx-autotype-x11.so");
 #endif
 
diff --git a/src/core/Config.cpp b/src/core/Config.cpp
index b3f7678c1..94fd14903 100644
--- a/src/core/Config.cpp
+++ b/src/core/Config.cpp
@@ -52,7 +52,7 @@ Config::Config(QObject* parent)
     QString userPath;
     QString homePath = QDir::homePath();
 
-#if defined(Q_OS_UNIX) && !defined(Q_OS_MACOS)
+#if defined(Q_OS_UNIX) && !defined(Q_OS_MAC)
     // we can't use QDesktopServices on X11 as it uses XDG_DATA_HOME instead of XDG_CONFIG_HOME
     QByteArray env = qgetenv("XDG_CONFIG_HOME");
     if (env.isEmpty()) {
diff --git a/src/core/DataPath.cpp b/src/core/DataPath.cpp
index a3e064c36..e27ed1955 100644
--- a/src/core/DataPath.cpp
+++ b/src/core/DataPath.cpp
@@ -69,11 +69,11 @@ DataPath::DataPath()
     else if (testSetDir(QString(KEEPASSX_SOURCE_DIR) + "/share")) {
     }
 #endif
-#if defined(Q_OS_UNIX) && !defined(Q_OS_MACOS)
+#if defined(Q_OS_UNIX) && !defined(Q_OS_MAC)
     else if (testSetDir(QCoreApplication::applicationDirPath() + "/../share/keepassx")) {
     }
 #endif
-#ifdef Q_OS_MACOS
+#ifdef Q_OS_MAC
     else if (testSetDir(QCoreApplication::applicationDirPath() + "/../Resources")) {
     }
 #endif
diff --git a/src/gui/Clipboard.cpp b/src/gui/Clipboard.cpp
index 28a3995b9..283c8d26d 100644
--- a/src/gui/Clipboard.cpp
+++ b/src/gui/Clipboard.cpp
@@ -21,9 +21,9 @@
 #include <QtGui/QApplication>
 #include <QtGui/QClipboard>
 
-#if defined(Q_OS_UNIX) && !defined(Q_OS_MACOS)
-    #include <QtDBus/QDBusConnection>
-    #include <QtDBus/QDBusMessage>
+#if defined(Q_OS_UNIX) && !defined(Q_OS_MAC)
+#include <QtDBus/QDBusConnection>
+#include <QtDBus/QDBusMessage>
 #endif
 
 #include "core/Config.h"
@@ -71,7 +71,7 @@ void Clipboard::clearClipboard()
         clipboard->clear(QClipboard::Selection);
     }
 
-#if defined(Q_OS_UNIX) && !defined(Q_OS_MACOS)
+#if defined(Q_OS_UNIX) && !defined(Q_OS_MAC)
     QDBusMessage message = QDBusMessage::createMethodCall("org.kde.klipper", "/klipper", "", "clearClipboardHistory");
     QDBusConnection::sessionBus().send(message);
 #endif